Standup toothbrush



FIG. 1 is a front elevation view of a toothbrush showing our new design;

FIG. 2 is a right side elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a plan view as seen from the top or head end thereof;

FIG. 6 is a plan view as seen from the bottom or handle end thereof; and,

FIG. 7 is a perspective view thereof from the top of the brush. 

The ornamental design for a standup toothbrush, as shown and described. 